Levelled Article Series – Demetri Mendeleev, Building the Periodic Table of Elements

BHP Team Inspired by a missed train and a dream, Mendeleev devised a comprehensive way to classify the elements. Select the reading level that’s right for your students and dive in to this fascinating history. BHP offers hundreds of levelled complex texts – register for free at http://school.bighistoryproject.com to access them all.

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